For Archos 80 Helium 4G, when you type CTExcel APN settings, make sure you enter APN settings in correct case. For example, if you are entering CTExcel Internet APN settings
make sure you enter APN as tslpaygnet and not as TSLPAYGNET or Tslpaygnet.
If entering CTExcel MMS APN settings above to your Archos 80 Helium 4G, APN should be entered as tslmms and not as TSLMMS or Tslmms.

Explain Archos 80 Helium 4G compatibility with CTExcel

CTExcel 2G APN with Archos 80 Helium 4G

CTExcel 3G APN with Archos 80 Helium 4G

Archos 80 Helium 4G supports CTExcel 3G on HSDPA 2100 MHz.

CTExcel 4G LTE APN with Archos 80 Helium 4G

Archos 80 Helium 4G does not support CTExcel 4G LTE.

Overall compatibililty of Archos 80 Helium 4G with CTExcel is 50%. The compatibility of Archos 80 Helium 4G with CTExcel, or the CTExcel network support on Archos 80 Helium 4G we have explained here is only a technical specification match between Archos 80 Helium 4G and CTExcel network. Even Archos 80 Helium 4G is listed as compatible here, CTExcel network can still disallow (sometimes) Archos 80 Helium 4G in their network using IMEI ranges. Therefore, this only explains if CTExcel allows Archos 80 Helium 4G in their network, whether Archos 80 Helium 4G will work properly or not, in which bands Archos 80 Helium 4G will work on CTExcel and the network performance between CTExcel and Archos 80 Helium 4G. To check if Archos 80 Helium 4G is really allowed in CTExcel network please contact CTExcel support. Do not use this website to decide to buy Archos 80 Helium 4G to use on CTExcel.